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Clinton County Climate

Clinton County, New York

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec45.3°AVG °F

Avg Annual Temp

45.3°F

Annual Precip

36.6"

Annual Snowfall

107.1"

Extreme Heat Days

4

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.1"
1.7"
2.1"
3.1"
3.4"
4.4"
3.9"
3.8"
3.4"
3.8"
2.6"
2.4"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

5a

Minimum winter temperature range for plant survival

Growing Degree Days

2,331

Favors cool-season crops

Last spring frost (32°F): 05/06
First fall frost (32°F): 10/05

Seasonal Overview

Comfort ZoneSpring30°57°8.5"Summer65°70°12.1"Fall37°60°9.8"Winter18°26°6.2"20°40°60°80°100°

National Comparison

Warmer than 14% of US counties
Wetter than 37% of US counties
More seasonal variation than 85% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Clinton County

Climate Verdict

Clinton County has a cool, averaging 45.3°F annually, moderate rainfall of 36.6 inches per year, rare extreme heat with only 4.32 days above 90°F annually, heavy winter snowfall averaging 107.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are very cold — January averages 18.4°F. summers are warm — July averages 70.0°F. Residents experience a substantial 52°F difference between winter and summer.

Outdoor & Gardening Guidance

Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.

Regional Context

Clinton County closely matches the New York statewide average temperature of 47.5°F, it is also noticeably drier, receiving 6.7 inches less precipitation than the state average.

Climate Profile

About Clinton County Weather

A crisp northern border climate

At 45.3°F, Clinton County averages nearly 10 degrees cooler than the 55°F national median. It receives 36.6 inches of precipitation, making it drier than much of the eastern seaboard.

One of the state's coldest corners

Clinton ranks as a colder New York county, trailing the state average by over 2 degrees. The winter average of 21.6°F highlights its position along the Canadian border.

Dry but exceptionally snowy

The county is drier than southern neighbor Essex County but faces a much heavier snow load. Clinton manages 107.1 inches of snow annually, while Essex receives about 16 inches less.

Intense winters and brief summers

Winters are harsh with a January average of just 18.4°F and triple-digit snowfall. Summers are brief but pleasant, with only 4 days reaching 90°F per year.

Gear up for triple-digit snow

A heavy-duty snowblower is a non-negotiable tool for managing 107 inches of annual snow. High-performance heating systems are critical for the sub-freezing January nights.

Frequently Asked Questions

What is the average temperature in Clinton County?
The average annual temperature in Clinton County, NY is 45.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Clinton County get?
Clinton County receives an average of 36.6 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Clinton County?
Yes, Clinton County receives an average of 107.1 inches of snowfall per year according to NOAA climate normals.
How hot does Clinton County get in summer?
The average summer temperature (June-August) in Clinton County is 67.7°F. The county experiences an average of 4 days per year above 90°F.
How cold are winters in Clinton County?
The average winter temperature (December-February) in Clinton County is 21.6°F. January, typically the coldest month, averages 18.4°F.

Track your own weather in Clinton County

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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.

Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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